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rahul khurana Grade:
        

a line segment through a point P cuts a circle in two points A & Bsuch that PA=16 & PB=9,the length of tangents from points to the circle is ?

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear rahul


accoriding to 1 theorem of circle


 


PT2 =PA*PB   where PT is tangent of circle


 so  PT=(16*9)1/2


          =12





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Badiuddin

7 years ago
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